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select name,log_mode from v$database;
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show parameter log_archive_dest; µÚÒ»¸ö¹éµµÎ»ÖÃ
show parameter log_archive_duplex_dest; µÚ¶þ¸ö¹éµµÎ»ÖÃ
ÏȹرÕÊý¾Ý¿â,È»ºó×°ÔØÊý¾Ý¿â:
shutdown immediate;
startup mount;
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alter database archivelog;
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36.ADD_MONTHS
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¡¡¡¡SQL> select to_char(add_months(to_date(199912,yyyymm),2),yyyymm) from dual;
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¡¡¡¡SQL> select to_char(add_months(to_date(199912,yyyymm),-2),yyyymm) from dual;
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¡¡¡¡199910
¡¡¡¡37.LAST_DAY
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//´´½¨ÁÙʱ±í¿Õ¼ä
create temporary tablespace test_temp
tempfile 'E:\oracle\product\10.2.0\oradata\testserver\test_temp01.dbf'
size 32m
autoextend on
next 32m maxsize 2048m
extent management local;
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